Remove reshape_t (#6118)

* Remove reshape_t function

* Remove reshape_t reference

Author: tjburch

pymc/aesaraf.py

@@ -572,7 +572,7 @@ def join_nonshared_inputs(
     for var in vars:
         shape = point[var.name].shape
         arr_len = np.prod(shape, dtype=int)
-        replace[var] = reshape_t(inarray[last_idx : last_idx + arr_len], shape).astype(var.dtype)
+        replace[var] = inarray[last_idx : last_idx + arr_len].reshape(shape).astype(var.dtype)
         last_idx += arr_len
 
     replace.update(shared)
@@ -581,14 +581,6 @@ def join_nonshared_inputs(
     return xs_special, inarray
 
 
-def reshape_t(x, shape):
-    """Work around fact that x.reshape(()) doesn't work"""
-    if shape != ():
-        return x.reshape(shape)
-    else:
-        return x[0]
-
-
 class PointFunc:
     """Wraps so a function so it takes a dict of arguments instead of arguments."""